Enolizability
烯醇化程度
🗣️ 情景例句
Oh, Richard, it's wonderful!
噢 Richard 太棒了
Don't trouble trouble until trouble troubles you.
不要自寻烦恼。
The woman knew that the nearest village was miles away.
这位妇女知道，即使最近的村庄也有数英里远。